The business of jammers has expanded globally

Japan allows public places such as theaters and concert halls to install Utilite portable jammer signal blocker, provided they obtain a government-issued license. And last week, the French Minister of Industry approved the decision to let cinemas, concert halls and theaters install them – as long as provisions are in place so that emergency calls can still be made.

Canada had considered allowing blockage in similar situations. But Industry Canada, which regulates the country’s telecommunications, has decided not to do so, saying that these devices could infringe personal liberty and harm public safety by paralyzing communications with law enforcement and of security.

Officials at Netline, which sold its first jammer in 1998, say they sell thousands of jammers a year and have expanded their operations worldwide.

They are far from the manufacturers alone. The devices are sold worldwide, with dozens of vendors selling them over the Internet.

They are far from the manufacturers alone. The devices are sold worldwide, with dozens of vendors selling them over the Internet.

In Scotland, businessman Ronnie McGuire, owner of Electron Electrical Engineering Services, imported Taiwanese cell phone blockers and sold them to hotels, restaurants, and bars until a local newspaper reported on their activities. illegal in Britain.

McGuire said he would still import Taiwanese devices, but would sell them for export only in the countries where they are authorized.

Loreen Haim, director of marketing and sales for Netline, won’t say how many devices the company sells each year or which country buys the most.

In Mexico, the main customers are banks seeking to prevent potential thieves from contacting their accomplices and the Mexican government, which plans to use them in prisons, said Haim.